Technical Specialist Resume

PROFESSIONAL EXPERIENCE

Technical Specialist

Confidential

Responsibilities:

Hadoop Administration
Installing, configuration and management of Hadoop distributions - Hortonworks.
Benchmarking and Hadoop performance tuning as per teh system resource utilization.
High Availability for NameNode,JobTracker and Oozie
High Availability for Oozie and Hive Metastore backend database servers.
AD integration wif components like Apache Knox, Apache Ranger etcDesign and develop BDR(backup and data restore strategy) policies and procedures.
Security Implementations using Kerberos, Ranger and SSL.
Kerberos Server High Availability.
Troubleshooting jobs and service failures, and providing RCA for teh same.
HDP as an Appliance using Puppet and Shell Scripts on Private Cloud and Azure environments.
All in One Single Hadoop Node using Puppet and Shell Script
Multi Node Hadoop Clusters in various cluster sizes wif integrated High Availability and Security using Puppet.

IT Analyst

Confidential

Responsibilities:

Monitoring cluster status by using Nagios and our monitoring scripts. Monitoring HDFS Integrity.
Implementation of priority job queues
Kerberos security implementation.
Hadoop performance tuning as per teh system resource utilization.
Managing HDFS and Local disk space by implementing quota system.
Writing automation scripts to generate cluster and system usage reports to fine tune teh configuration
Deliver assignments by established deadlines. Keep management well-informed on a timely basis of progress, status and/or concerns for each assignment.
Installing and configuring Hadoop in Virtual Environment for different testing purposes.
Design and develop BDR(backup and data restore strategy) policies and procedures.
High Availability for Namenode,Yarn,Hive,Oozie
High Availability on Hive metastore and oozie database server.
Launching and managing Hadoop Instances in AWS.
Cognos Hive Integration.
Installing and Configuring Apache Spark and Apache Shark in cluster.
Cassandra Administration.
Infrastructure setup, software installation, configuration, monitoring, tuning/optimizing, troubleshooting and maintenance.
Snapshots and global snapshot taken as per teh request dataset.
Cassandra cluster management by using Datastax Opscenter.
Work wif software development teams to install components as required.

Systems Engineer

Confidential

Responsibilities:

Performance monitoring & tuning.
Deploying &Managing Web Logic applications.
Process monitoring, memory utilization & disc usage in UNIX.
Using shell scripting to automate system maintenance tasks
Basic Implementation knowledge in TPE(Transaction Pricing Engine).
Administering Red Hat, HP Unix and SunOS servers
Advanced nagios management, configuration and customization
Maintenance activities and job scheduling wif UC4
Assisting on application deployment and up-gradation
Weblogic Administration - Installation, configuration, deployments, application environment setup.

Systems Administrator

Confidential

Responsibilities:

Working on Linux server (Help-desk / Chat) for multiple UK and US based Hosting companies.
Configured, managed, and maintained several full-blown servers for production-ready hosting environments.
Good knowledge in Nagios Monitoring and troubleshooting.
Experienced in LAMP (Linux, Apache, MySQL, PHP) environment and various Control Panels - cPanel, Directadmin, Kloxo, Hsphere, HyperVM,Website Panel.
Working on a clustered environment(Hsphere).
Familiar wif LVM and other Disk Management techniques.
Troubleshooting Linux web servers, Hardenning & optimizing servers.
Familiar wif VPS environment - OpenVZ and HyperV(learning more of Virtualization these days)
Client Management.
Handling issues such as Backup restoration.
Managing DC's (Data Centers) using vmware (upgrading VM, cloning, troubleshooting issues etc).
Backup/Restore management through R1 Soft backups (Remote bus servers) and Ahsay Backup Software.
Deals wif Abuse issues on teh server, service suspensions.
Installation of SSL (Secure Sockets Layer) certificates.
Familiar wif databases such as MySQL,MSSQL .
Configured mysql replication in live servers.
Configured apache load balancing in live servers using heartbeat and pacemaker.
Configured loadbalancing of mail servers using Coyote Point.
Familiar wif IIS 6.0,IIS 7.0,NLB,IPsec
Familiar wif mail-servers like exim, qmail etc. and troubleshooting issues related to mail-servers like spamming and other mail related issues.
Fair knowledge in shell scripting(learning more on these days).
Good knowledge in DNS(Linux and Windows Servers).

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